Refractory anchor



FIG. 1 is a perspective view of a refractory anchor showing the design;

FIG. 2 is a front elevation view of FIG. 1;

FIG. 3 is a rear elevation view of FIG. 1;

FIG. 4 is a first side elevation view of FIG. 1;

FIG. 5 is a second side view of FIG. 1;

FIG. 6 is a top elevation view of FIG. 1;

FIG. 7 is a bottom elevation view of FIG. 1;

FIG. 8 is a perspective view of a second embodiment of the refractoryanchor showing the design;

FIG. 9 is a front elevation view of FIG. 8;

FIG. 10 is a rear elevation view of FIG. 8;

FIG. 11 is a first side elevation view of FIG. 8;

FIG. 12 is a second side view of FIG. 8;

FIG. 13 is a top elevation view of FIG. 8; and,

FIG. 14 is a bottom elevation view of FIG. 8.

The evenly dashed broken lines shown in the figures represent portionsof the refractory anchor and form no part of the claimed design. Theshort dash-long dash broken lines represent boundaries of the claim andform no part of the claimed design.

The break lines in the drawings indicate that the appearance of anyportion of the refractory anchor between the break lines forms no partof the claimed design.

CLAIM The ornamental design for a refractory anchor, as shown anddescribed.